Wireless headset



FIG. 1 is a perspective view of the wireless headset.

FIG. 2. is a front view thereof.

FIG. 3. is a back view thereof.

FIG. 4. is a bottom view thereof.

FIG. 5. is a top view thereof.

FIG. 6. is a side view thereof; and,

FIG. 7. is a side view thereof. 

The ornamental design for wireless headset, as shown and described. 